diff --git a/mods/d2k/rules/aircraft.yaml b/mods/d2k/rules/aircraft.yaml
index af00814de3..6562818cd7 100644
--- a/mods/d2k/rules/aircraft.yaml
+++ b/mods/d2k/rules/aircraft.yaml
@@ -17,7 +17,6 @@ carryall.reinforce:
 		ROT: 4
 		Speed: 144 # 112 * ~1.3 for balance reasons
 		LandableTerrainTypes: Sand, Rock, Transition, Spice, SpiceSand, Dune
-		RepairBuildings: repair_pad
 		Repulsable: False
 		LandAltitude: 100
 		LandWhenIdle: False
diff --git a/mods/d2k/rules/defaults.yaml b/mods/d2k/rules/defaults.yaml
index 68e9ead1b9..d57b687384 100644
--- a/mods/d2k/rules/defaults.yaml
+++ b/mods/d2k/rules/defaults.yaml
@@ -233,8 +233,6 @@
 	ActorLostNotification:
 	AttackMove:
 	DrawLineToTarget:
-	Voiced:
-		VoiceSet: GenericVoice
 	WithFacingSpriteBody:
 	WithShadow:
 
diff --git a/mods/d2k/rules/structures.yaml b/mods/d2k/rules/structures.yaml
index 555caae570..f6e2d29d84 100644
--- a/mods/d2k/rules/structures.yaml
+++ b/mods/d2k/rules/structures.yaml
@@ -43,6 +43,7 @@ concreteb:
 
 construction_yard:
 	Inherits: ^Building
+	-DamagedWithoutFoundation:
 	Building:
 		Footprint: xxx xxx
 		Dimensions: 3,2
diff --git a/mods/d2k/rules/vehicles.yaml b/mods/d2k/rules/vehicles.yaml
index ed1b30e304..66bd001248 100644
--- a/mods/d2k/rules/vehicles.yaml
+++ b/mods/d2k/rules/vehicles.yaml
@@ -509,7 +509,6 @@ combat_tank_o:
 		Weapon: 80mm_O
 	Mobile:
 		Speed: 85
-		ROT: 5
 	Health:
 		HP: 1800
 	SpawnActorOnDeath: